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Lei Guan Dao patents

Lei Guan Dao holds 3 patents in our database, with recent filings and technology areas summarized below.

Company patent statistics
MetricValue
Total patents3
Recent patents0
First publicationJan 3, 2019
Latest publicationApr 30, 2019

Filing trend

Year-over-year patent counts for this assignee.

Not enough yearly data to assess filing trend yet.

Patents filed per year
YearPatents
20193
Browse patents by year
YearPatents
20193

Recent patents

Latest publications where this party is an assignee.

Notable patents

Representative or frequently cited publications from precomputed assignee stats.

Top CPC classifications

Most common classification codes in this portfolio.

Top CPC codes by patent count
CPCPatents
B01J37/00182
C10G2300/702
C01P2006/142
C10G25/032
C01P2006/122

Technology areas

Mapped technology topics for this assignee.

Company technology slices
TechnologyPatents
Operations & Transport3
Chemistry & Metallurgy3